6pcs HSS 1/4" Hex Shank Combination SAE Drill Tap Bit Deburr Countersink Set 3.5-6.35mm
- Condition: 100% new
- Color: Silver grey
- Material: High Speed Steel
- Type: Tap
- DIY Supplies: Woodworking
- Shank Diameter: 6.35mm 1/4 Hex Shank
- Suitable for: Soft metal tapping/ Hole punching/ Tapping /Chamfering
- Size:
6-32NC (3.5mm)/ 8-32NC (4.2mm)/ 10-32NC (5mm)
10-24NC (5mm)/ 12-24NC (5.7mm)/ 1/4-20NC( 6.35mm)
- Item included: 6 x Hex Shank Tap Drill Bits
Feature:
1) Complete hole drilling, tapping, deburring and countersinking in one operation with power drill saves labor and time.
2) Back tapered beyond tap to prevent thread damage from over-drilling.
3) Deburr/countersink also provided on bit beyond back taper.
4) Made from hardened high-speed steel vs carbon steel for longer life.
5) Designed to tap up to 10-gauge metal.
